56815040

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4129}}^1$

素因数の和:4189

約数の個数: 56

約数和(自身を含む): 138470640

約数和(自身を除く): 81655600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2752, 3440, 4129, 6880, 8258, 13760, 16516, 20645, 33032, 41290, 66064, 82580, 132128, 165160, 177547, 264256, 330320, 355094, 660640, 710188, 887735, 1321280, 1420376, 1775470, 2840752, 3550940, 5681504, 7101880, 11363008, 14203760, 28407520, 56815040]

約数ペア:

[(1, 56815040), (2, 28407520), (4, 14203760), (5, 11363008), (8, 7101880), (10, 5681504), (16, 3550940), (20, 2840752), (32, 1775470), (40, 1420376), (43, 1321280), (64, 887735), (80, 710188), (86, 660640), (160, 355094), (172, 330320), (215, 264256), (320, 177547), (344, 165160), (430, 132128), (688, 82580), (860, 66064), (1376, 41290), (1720, 33032), (2752, 20645), (3440, 16516), (4129, 13760), (6880, 8258)]